body {
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100vw;
    font-family: sans-serif;
}
a:hover { text-decoration: underline; }
a {
    color: black;
    text-decoration: none;
}

.homebtn {
    position: absolute;
    top: 1rem;
    left: 1rem;
}
.main {
    margin: 2rem 0;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
}
.main > h1, .content {
    width: 70vw;
    max-width: 50rem;
}
.main > h1 {
    font-size: 1.4rem;
    margin-bottom: 0;
    text-align: center;
}
.content { white-space: pre-line; }

.toc {
    box-sizing: border-box;
    padding: 2rem;
    width: 100%;
}

@media only screen and (max-width: 750px) {
    .main {
        margin-top: 4rem;
    }
    .main > h1, .content {
        width: 90vw;
        max-width: unset;
    }
    .homebtn {
        left: unset;
        right: 1rem;
    }
}